prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
Count: [*] 34p;74c;164o;358f;2552g [13 Sep 2017]
   Domain "Bacteria" Woese et al. 1990
  Count: [*] 29p;64c;145o;326f;2423g [13 Sep 2017]
     Phylum "Firmicutes" corrig. Gibbons and Murray 1978 (Approved Lists 1980)
    Count: [*] 7c;12o;40f;421g [9 Sep 2017]
       Class Clostridia Rainey 2010
      Count: [*] 4o;18f;207g [9 Sep 2017]
         Order Clostridiales Prévot 1953 (Approved Lists 1980)
        Count: [*] 13f;160g [9 Sep 2017]
           Family Ruminococcaceae Rainey 2010
          Count: [*] 17g [9 Sep 2017]
             Genus Faecalibacterium Duncan et al. 2002
            Count: -